A Guide for Chasing Outstanding Invoice Letters

A chasing outstanding invoice letter is vital to any business. If you’re a business owner, there’s nothing worse than having to chase unpaid invoices that your customers have ignored.

Not only does it take up valuable time and resources, but it can also burden relationships unnecessarily if not handled correctly. Everyone knows that cash flow keeps the world turning for businesses, so staying on top of payments is integral for success.

So how do you go about chasing those pesky unpaid invoices? Writing a compelling and effective invoice letter might just be the answer! Keep reading this article to find out exactly how to create and send one that gets results.

What Is a Chasing Outstanding Invoice Letter?

It is a formal correspondence to remind customers of their overdue payments. It gives the sender a chance to ask for payment in a polite but firm way. The letter usually seeks for the customer to pay off the debt in full or at least make a small down payment.

A chasing invoice letter should always be professional and courteous. It should advise the customer of their need to pay by a specific date and give them the option to pay in installments. The letter should also state the invoice’s due date and payment owed.

Importance of a Chasing Invoice Letter

By sending out an effective chasing invoice letter, businesses can ensure that all overdue payments are settled promptly and professionally. In summary, a chasing invoice letter is essential for two reasons:

1. It reminds customers of their obligation to pay by a specific date and in the payment mode required.

2. It helps businesses stay on top of cash flow, ensuring that payments are received, and funds remain available to keep operations running smoothly.

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Photo by Andrew Neel on Unsplash

What to Include in a Chasing Outstanding Invoice Letter

When writing a chasing outstanding invoice letter, it’s important that you include the following details:

1. Recipient’s Name and Contact Information

The customer’s name and contact information should be at the top of your letter so that the customer can easily respond if need be.

2. Polite Reminder of the Invoice and Amount Due

This should be clear and concise, including details such as invoice number and due date.

3. Payment Options

If offering installment payments, this should be clearly outlined.

4. Consequences of Non-Payment

It’s important to remind customers of the consequences they may face if payment is not received by an agreed-upon date.

5. Polite Closing Statement

The closing statement should thank the customer for prompt attention and include contact information.

5 Key Tips for Writing a Chasing Outstanding Invoice Letter

When writing your letter, it’s important to remember the following tips:

1. Keep Your Tone Polite and Professional Throughout

A polite and professional tone ensures that the customer takes you seriously and keeps communication respectful.

2. Be Clear and Succinct With Your Information

Ensuring the buyer understands their payment deadline and payment method is half the battle.

3. Do Not Be Aggressive

Outline potential consequences for non-payment, but don’t be too aggressive or threatening. This could put off customers and could even lead to legal action.

4. Contact Information

Provide contact information so that customers can reach out with any questions or concerns.

5. Spelling & Grammar Checks

Check for spelling and grammar mistakes before you send anything out. This shows attention to detail and professionalism on your part.

Chasing Debt Template Letter

Dear <Recipient’s Name>,

This letter is to remind you that the invoice number <Invoice Number> and in the amount of <Amount Due> is now overdue. This invoice was due on <Due Date>.

We understand that sometimes it may not be possible to pay invoices on time due to unforeseen circumstances. However, we currently require payment to continue operating our business and provide you with the necessary services.

If payment is not received by <Date>, we will, unfortunately, have to take further action to recover the debt owed.

Please contact us if you have any questions or want to discuss payment terms.

We thank you for your prompt attention and look forward to hearing from you soon.

Yours sincerely,

<Your Name>


A chasing outstanding invoice letter is an essential part of running a business. It should be a courteous but strong invoice letter that helps sustain cash flow by holding clients responsible for late payments.

Abir is a data analyst and researcher. Among her interests are artificial intelligence, machine learning, and natural language processing. As a humanitarian and educator, she actively supports women in tech and promotes diversity.

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